CN114232661B - Deep foundation pit concentrated water drainage system - Google Patents
Deep foundation pit concentrated water drainage system Download PDFInfo
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- CN114232661B CN114232661B CN202111236727.6A CN202111236727A CN114232661B CN 114232661 B CN114232661 B CN 114232661B CN 202111236727 A CN202111236727 A CN 202111236727A CN 114232661 B CN114232661 B CN 114232661B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/06—Restraining of underground water
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/06—Restraining of underground water
- E02D19/10—Restraining of underground water by lowering level of ground water
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
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Abstract
The utility model relates to a technical field of foundation ditch drainage, gather at deep basal pit lateral wall drainage difficulty problem to the rainwater, a deep basal pit concentrates sluicing drainage system is proposed, including setting up a backplate on the basal pit lateral wall, the backup pad all is provided with a plurality of water drainage pipe spare, water drainage pipe spare's one end runs through the backup pad and inserts to the basal pit lateral wall in, a plurality of inlet openings have been seted up to the lateral wall of water drainage pipe spare cavity setting and water drainage pipe spare insert the one end of basal pit lateral wall, water drainage pipe spare is located the outer one end of basal pit lateral wall and still communicates there is the outlet pipe, the outlet pipe is located the escape canal top, water drainage pipe spare still is provided with negative pressure mechanism. This application has the effect that improves deep basal pit lateral wall drainage efficiency.
Description
Technical Field
The application relates to the technical field of foundation pit drainage, in particular to a deep foundation pit concentrated drainage system.
Background
After the foundation pit is excavated, in order to reduce the phenomenon that underground water permeates into the foundation pit and influence subsequent construction safety, precipitation treatment is generally needed to be carried out, so that the foundation pit can be constructed in a relatively dry environment.
In the related art, referring to fig. 1, a foundation pit 1 is subjected to precipitation treatment, a drainage ditch 10 and a water collecting well 11 are usually dug at the bottom of the foundation pit 1, the water collecting well 11 is communicated with the drainage ditch 10, the bottom of the drainage ditch 10 is higher than the bottom of the water collecting well 11, a drainage pump 12 is further arranged at the bottom of the foundation pit 1, the drainage pump 12 is connected with a water pipe, one end, away from the water collecting well 11, of the water pipe extends into the water collecting well 11, through the arrangement, water falling into the bottom of the foundation pit 1 can timely fall into the drainage ditch 10 and be concentrated into the water collecting well 11, and water in the water collecting well 11 is timely discharged through the drainage pump 12 on the foundation pit 1, so that the bottom of the foundation pit 1 can be kept in a relatively dry state.
With respect to the above-described related art, the inventors consider that the following drawbacks exist: supporting guard plates are usually erected on two sides after excavation of a foundation pit so as to form supporting for the side wall of the foundation pit, however, in the construction process, rainwater can permeate into the side wall of the foundation pit from the soil body at the top of the foundation pit and is influenced by the supporting guard plates, the rainwater cannot be timely discharged from the side wall of the foundation pit, the rainwater is accumulated for a long time and easily influences the strength of the soil body of the foundation pit, the soil body of the side wall of the foundation pit is seriously collapsed, and the construction period of the foundation pit is prolonged. Therefore, there is room for improvement.
Disclosure of Invention
In order to improve the drainage efficiency of foundation ditch lateral wall, reduce the condition that causes the foundation ditch lateral wall to collapse because of foundation ditch lateral wall ponding, this application provides a deep basal pit concentrates sluicing drainage system.
The application provides a deep basal pit concentrated sluicing drainage system adopts following technical scheme:
the utility model provides a deep basal pit concentrates sluicing drainage system, is including setting up a backplate on the foundation ditch lateral wall, it all is provided with a plurality of water drainage pipe fittings to prop up the backplate, water drainage pipe fittings's one end runs through the supporting board and inserts to the foundation ditch lateral wall in, a plurality of inlet openings have been seted up to the lateral wall of water drainage pipe fittings cavity setting and water drainage pipe fittings inserted the one end of foundation ditch lateral wall, water drainage pipe fittings is located the outer one end of foundation ditch lateral wall and still communicates there is the outlet pipe, the outlet pipe is located the escape canal top, water drainage pipe fittings still is provided with negative pressure mechanism.
Through adopting above-mentioned technical scheme, one end through drain pipe spare runs through the backup pad and stretches into to foundation ditch lateral wall and drain pipe spare and stretch into the one end of foundation ditch lateral wall and still is provided with the inlet opening for the rainwater that stretches into the foundation ditch lateral wall can stretch into to drain pipe spare through the inlet opening and flow through the outlet pipe again, and fall into the escape canal, be convenient for in time with rainwater discharge foundation ditch lateral wall, be favorable to reducing the rainwater and gather the condition that leads to the foundation ditch lateral wall to take place to collapse for a long time at the foundation ditch lateral wall. The support guard plate is arranged to provide a fulcrum for the drainage pipe fitting so that the drainage pipe fitting is not prone to displacement, and the support guard plate is used for supporting and reinforcing the side wall of the foundation pit so that the side wall of the foundation pit is not prone to collapse; the setting of negative pressure mechanism, when rainfall is too big, accessible negative pressure mechanism orders about and is in the negative pressure state in the water drainage pipe fitting to make the rainwater in the foundation ditch lateral wall soil body can enter into water drainage pipe fitting through the inlet opening more fast in, thereby realize the quick discharge of foundation ditch lateral wall soil body rainwater, greatly improved the drainage efficiency of foundation ditch lateral wall, make the foundation ditch lateral wall soil body be difficult for collapsing, make going on smoothly of foundation ditch construction, shortened the engineering time of foundation ditch.
Preferably, drain pipe fitting includes the connecting pipe, the one end screw thread intercommunication of connecting pipe has the inlet tube, and is a plurality of the inlet opening all is located the outer wall of inlet tube, the inlet tube inner wall still is provided with the filter screen that covers the inlet opening, the one end that the inlet tube was kept away from to the outlet pipe stretches out the one side that the supporting plate kept away from the foundation ditch lateral wall, the outlet pipe is located the one end that the inlet tube was kept away from to the connecting pipe.
Through adopting above-mentioned technical scheme, one end screw thread intercommunication through the inlet tube has the inlet tube for during follow-up clearance inlet tube and connecting pipe, can separately unpick and wash inlet tube and connecting pipe, be convenient for clear up inlet tube and drain fitting better.
Preferably, the negative pressure mechanism comprises a support plate coaxially arranged in the connecting pipe, a rubber ring is arranged on the outer peripheral surface of the support plate, and the rubber ring is abutted against the inner wall of the connecting pipe; the support plate is provided with an air vent, one side of the support plate, which faces the water inlet pipe, is horizontally hinged with two groups of sealing plates, the two groups of sealing plates are symmetrically arranged relative to the axis of the support plate, and the surfaces of the sealing plates are covered with rubber layers; when the two groups of sealing plates swing to a vertical state, the two groups of sealing plates seal the air vents; one side that the backup pad deviates from the inlet tube still is provided with the actuating lever, the one end that the actuating lever is close to the backup pad corresponds two sets of closing plates and is provided with two sets of connecting rods, the connecting rod both ends articulate respectively in actuating lever and the closing plate that corresponds, the axis of revolution at connecting rod both ends all is parallel with the axis of revolution of closing plate, the connecting pipe still is provided with and is used for ordering about the actuating lever along the reciprocal drive assembly who slides of the axis of connecting pipe.
Through adopting above-mentioned technical scheme, drive assembly orders about the actuating lever when the direction of keeping away from the inlet tube removes, the actuating lever drives closing plate swing to vertical state through two sets of connecting rods earlier, thereby make the blow vent sealed, the actuating lever drives the blow vent through two sets of closing plates and continues to remove towards the direction of keeping away from the inlet tube by sealed backup pad after that, realize taking out the gas in connecting pipe and the inlet tube out, make the atmospheric pressure in inlet tube and the drain tube reduce, thereby make the rainwater in the foundation ditch lateral wall soil layer more easily enter into to the inlet tube through the inlet opening, thereby improve the drainage efficiency of rainwater, when drive assembly drives the backup pad through the actuating lever and removes the tip of the one end of inlet tube to the connecting pipe, the connecting pipe passes through outlet pipe and external intercommunication, make the rainwater in the connecting pipe can flow from the outlet pipe smoothly. When the driving component drives the driving rod to move towards the direction close to the water inlet pipe, the driving rod drives the corresponding sealing plate to swing towards the direction of the water inlet pipe through the two groups of connecting rods, so that the air vent is opened, and the condition that rainwater is pressed back to the position of the water inlet pipe and a soil body on the side wall of the foundation pit in the moving process of the supporting plate is reduced; meanwhile, part of water in the connecting pipe can flow to the water outlet pipe through the opened vent.
Preferably, the outer peripheral walls of the connecting pipe and the water inlet pipe are provided with external threads.
By adopting the technical scheme, the external threads are arranged on the peripheries of the water inlet pipe and the connecting pipe, when the drainage pipe fitting is installed, the drainage pipe fitting is screwed into the side wall of the foundation pit, and the drainage pipe fitting is not easy to displace due to the self-locking effect of threaded connection, so that rainwater can better enter the drainage pipe through the water inlet hole and then is discharged through the water outlet pipe; when the drain pipe needs to be dismantled, the drain pipe can be dismantled only by rotating the drain pipe fitting and screwing the drain pipe fitting out, so that the drain pipe fitting can be conveniently reused.
Preferably, a rack is arranged at one end of the connecting pipe, which is positioned outside the side wall of the foundation pit, the rack is abutted against one side, which is away from the side wall of the foundation pit, of the supporting plate, the driving piece comprises a bracket arranged on the rack, the bracket is horizontally and rotatably connected with a cam, and the rack is further provided with a driving piece for driving the cam to rotate; annular joint groove has been seted up in the cam periphery outside, the one end slip joint in annular joint groove that the backup pad was kept away from to the actuating lever.
Through adopting above-mentioned technical scheme, rotate through the cam alright drive actuating lever and carry out reciprocal the sliding along the axis of connecting pipe, the actuating lever of being convenient for can better drive the backup pad and carry out reciprocal the sliding along the axis of connecting pipe.
Preferably, the outer wall of the water outlet pipe is provided with a sliding rod in a penetrating manner, one end of the sliding rod, which is positioned in the water outlet pipe, is provided with an elastic rod, and one end, which is far away from the elastic rod, of the sliding rod is connected in an annular clamping groove on the periphery of the cam in a sliding and clamping manner.
Through adopting above-mentioned technical scheme, utilize driving piece drive cam to rotate to poke through driving dead lever and the reciprocal water pipe that is in of elastic rod, make the outlet pipe inner chamber be difficult for blockking up by mud, be favorable to reducing the mud in the rainwater and pile up the condition that leads to the outlet pipe to block up in the outlet pipe for a long time.
Preferably, the frame includes the vertical board that sets up perpendicularly on the connecting pipe, one side butt that vertical board and supporting board back of the foundation ditch lateral wall, the one end level that the connecting pipe was kept away from to vertical board is provided with the crossbeam board.
By adopting the technical scheme, when the drainage pipe fitting is installed, the force can be applied to the drainage pipe fitting through the rack; meanwhile, the vertical plate and the supporting plate are abutted to one side, away from the side wall of the foundation pit, of the supporting plate, so that the supporting plate is not easy to break away from the side wall of the foundation pit, and the soil body of the side wall of the foundation pit can be fixed better through the supporting plate.
Preferably, the end, far away from the connecting pipe, of the water outlet pipe is coaxially communicated with a corrugated pipe, and the end, far away from the water outlet pipe, of the corrugated pipe extends into the drainage ditch.
Through adopting above-mentioned technical scheme, keep away from the one end of inlet tube through the bellows and extend to in the drain, the rainwater of the inlet tube of being convenient for flow can fall into the escape canal through the bellows in, when being favorable to reducing the rainwater and falling the escape canal, from the condition of spill in the escape canal.
In summary, the present application includes at least one of the following beneficial technical effects:
1. a plurality of water inlet holes are formed in one end, extending into the side wall of the foundation pit, of the drainage pipe fitting, the end, located outside the side wall of the foundation pit, of the drainage pipe fitting is also communicated with a water outlet pipe, and the water outlet pipe is located above the drainage ditch, so that rainwater accumulated in the side wall of the foundation pit can flow into the drainage pipe fitting through the water inlet holes in time and then flows in and out through the water outlet pipe, and the rainwater on the side wall of the foundation pit can be drained in time;
2. the outer peripheral wall of the connecting pipe and the water inlet pipe is provided with the outer threads, when the drainage pipe is installed, the drainage pipe is screwed into the side wall of the foundation pit, so that the drainage pipe is not prone to displacement, and rainwater in the side wall of the foundation pit can better enter the drainage pipe.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is an enlarged schematic view of section A of FIG. 1;
FIG. 3 is a schematic structural diagram illustrating the driving rod moving toward the direction close to the water inlet pipe according to the embodiment of the present application;
FIG. 4 is an enlarged schematic view of section B of FIG. 3;
FIG. 5 is an enlarged schematic view of section C of FIG. 3;
fig. 6 is a schematic view of the embodiment of the present application when the driving rod is moved towards the end far away from the water inlet pipe.
Description of reference numerals:
1. a foundation pit; 10. a drainage ditch; 11. a water collecting well; 12. a water pump; 13. supporting a guard plate; 2. a drain pipe member; 21. a connecting pipe; 211. a water outlet pipe; 212. a bellows; 22. a water inlet pipe; 221. a water inlet hole; 222. filtering with a screen; 23. a frame; 231. a vertical plate; 232. a beam plate; 233. a holding rod; 234. a support; 24. a support plate; 240. a rubber ring; 241. a vent; 242. a sealing plate; 25. a drive rod; 251. a connecting rod; 26. a drive member; 261. a cam; 27. a slide bar; 28. an elastic rod.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses a concentrated water drainage system for a deep foundation pit, which comprises a supporting plate 13 erected on the side wall of the foundation pit 1, wherein a plurality of water drainage pipe fittings 2 are arranged on the supporting plate 13, and one ends of the water drainage pipe fittings 2 vertically penetrate through the supporting plate 13 and are inserted into the side wall of the foundation pit 1; drainage pipe fitting 2 is inside hollow body structure, and a plurality of inlet openings 221 have been seted up in the outside that drainage pipe fitting 2 inserted the one end in 1 lateral wall of foundation ditch, inlet opening 221 and 2 inner chambers of drainage pipe fitting intercommunication. The one end intercommunication that the drain pipe is located the outer of foundation ditch 1 lateral wall has outlet pipe 211, and outlet pipe 211 is located foundation ditch 1's escape canal 10 top, and during rainy day, the rainwater that stretches into in the foundation ditch 1 lateral wall flows into to drain pipe fitting 2 through drain pipe fitting 2's inlet opening 221, discharges via outlet pipe 211 again to be convenient for the discharge of rainwater in the foundation ditch 1 lateral wall, make foundation ditch 1 lateral wall difficult by the rainwater soak for a long time and lead to taking place the soil body and collapse.
Referring to fig. 3 and 4, drain pipe fitting 2 includes connecting pipe 21, and the coaxial screw thread intercommunication of one end of connecting pipe 21 has inlet tube 22, and inlet tube 22 keeps away from the sharp-pointed setting of one end of connecting pipe 21, is convenient for insert better to in the foundation ditch 1 lateral wall. A plurality of inlet openings 221 all are located the pipe wall of inlet tube 22, utilize inlet tube 22 and connecting pipe 21 screw thread intercommunication, can separately unpick and wash connecting pipe 21 and inlet tube 22 when being convenient for follow-up unpick and wash drain pipe fitting 2 to be convenient for clean the inner chamber of connecting pipe 21 and inlet tube 22 better. It is fixed with filter screen 222 to go back coaxial cover in the inlet tube 22, is favorable to reducing the great gravel and sand of granule and causes the accumulational condition of inlet tube 22 in flowing into inlet tube 22 through inlet opening 221 for inlet tube 22 is difficult for blockking up, and the rainwater of being convenient for circulates better.
Referring to fig. 2 and 3, in the present embodiment, a side of the supporting plate 13 facing the side wall of the foundation pit 1 is an inner side of the supporting plate 13, and a side of the supporting plate 13 facing away from the side wall of the foundation pit 1 is an outer side of the supporting plate 13. The support guard plate 13 is provided with a through hole through which the drain pipe member 2 is inserted. Inlet tube 22 and connecting pipe 21 periphery side between them all is provided with the external screw thread, during installation drain fitting 2, earlier penetrate the perforation with drain fitting 2, the external screw thread through the inlet tube 22 and the connecting pipe 21 outside is with the soil body of drain fitting 2 screw in to foundation ditch 1 lateral wall, utilize threaded connection's auto-lock effect, make drain fitting 2 can install on foundation ditch 1 lateral wall more firmly, the rainwater of being convenient for can flow in to drain fitting 2 and flow via outlet pipe 211 through inlet opening 221 better.
Referring to fig. 3 and 5, the water outlet pipe 211 is located on the outer wall of one end of the connecting pipe 21 extending out of the support plate 13, the bottom end of the water outlet pipe 211 is communicated with the corrugated pipe 212, and one end of the corrugated pipe 212 far away from the water inlet pipe 22 extends into the drainage ditch 10, so that the rainwater flowing out of the water outlet pipe 211 can better accurately flow into the drainage ditch 10 through the corrugated pipe 212; the rainwater directly falling from the water inlet pipe 22 is prevented from directly falling into the drainage ditch 10, and rainwater splashing is prevented. The corrugated pipe 212 is fixed on the end of the water outlet pipe 211 far away from the end of the connecting pipe 21 through a clamp, so that the corrugated pipe 212 can be detached conveniently.
Referring to fig. 3 and 5, a negative pressure mechanism is further arranged in the drain pipe, when the rainwater quantity on the side wall of the foundation pit 1 is large, the air pressure in the drain pipe fitting 2 can be reduced through the negative pressure mechanism, so that the rainwater on the side wall of the foundation pit 1 can flow into the drain pipe fitting 2 at an accelerated speed, and the drainage efficiency of the side wall of the foundation pit 1 is improved.
Referring to fig. 3 and 5, the negative pressure mechanism includes a support plate 24 coaxially disposed in the connection pipe 21, a rubber ring 240 is fixed to an outer peripheral side of the support plate 24, and the rubber ring 240 abuts against an inner wall of the connection pipe 21. The air vent 241 has been seted up still to the backup pad 24, and one side that the backup pad 24 faced inlet tube 22 still articulates there are two sets of closing plates 242, and two sets of closing plates 242 set up and the equal level setting of axis of revolution of two sets of closing plates 242 about the axis symmetry of backup pad 24. When the two sets of sealing plates 242 swing to the vertical state, the two sets of sealing plates 242 close the air vent 241. The surfaces of the two groups of sealing plates 242 are covered with rubber layers, which is beneficial to better sealing the air vent 241 and reducing the leakage of gas from the sealing plates 242 and the air vent 241.
Referring to fig. 3 and 5, a driving rod 25 is disposed on one side of the supporting plate 24 away from the water inlet pipe 22, two sets of connecting rods 251 are disposed at one end of the driving rod 25 facing the supporting plate 24 corresponding to the two sets of sealing plates 242, two ends of the connecting rods 251 in the length direction are respectively hinged to the corresponding sealing plates 242 and the ends of the driving rod 25 facing the supporting plate 24, and the rotation axes of the connecting rods 251 are both parallel to the rotation axes of the sealing plates 242. The connection pipe 21 is further provided with a driving assembly that drives the driving rod 25 to reciprocate in the axial direction of the connection pipe 21.
Referring to fig. 5 and 6, when the driving rod 25 is driven by the driving assembly to move in a direction away from the water inlet pipe 22, the driving rod 25 drives the two sets of sealing plates 242 to swing to a vertical state through the two sets of connecting rods 251, so that the air vent 241 is closed, during the further movement of the driving rod 25, the two sets of sealing plates 242 drive the supporting plate 24 to move towards one end away from the connecting pipe 21, so as to draw out the gas in the connecting pipe 21 and the water inlet pipe 22, so that the air pressure in the water inlet pipe 22 and the connecting pipe 21 is reduced, thereby accelerating the flow of rainwater in the soil mass on the side wall of the foundation pit 1 into the water inlet pipe 22 through the water inlet hole 221, so as to improve the drainage efficiency of the rainwater, when the driving rod 25 is driven by the driving assembly to drive the supporting plate 24 to move to the end of the connecting pipe 21 away from one end of the water inlet pipe 22, at this time, the connecting pipe 21 passes through the water outlet pipe 211 and the outside; the communication makes the rainwater alright discharge through outlet pipe 211, realizes the drainage of rainwater.
Referring to fig. 5 and 6, when the driving assembly drives the driving rod 25 to move toward the direction close to the water inlet pipe 22, the driving rod 25 drives the two sealing plates 242 to swing to the horizontal state through the two connecting rods 251, so that the air vent 241 is opened, which is beneficial to reducing the situation that the sealing plates 242 press the rainwater back to the water inlet pipe 22 and the side wall of the foundation pit 1 in the process of moving toward the connecting pipe 21; meanwhile, part of the rainwater can flow to the water outlet pipe 211 through the air holes and flow out through the water outlet pipe 211.
Referring to fig. 3 and 6, a frame 23 is provided at one end of the connection pipe 21 extending outside the support plate 13, and the frame 23 includes two sets of vertical plates 231 vertically fixed to the connection pipe 21, and the two sets of vertical plates 231 are symmetrically disposed about an axis of the connection pipe 21. Two sets of vertical boards 231 all with backup pad 24 outside butt, through above setting, utilize two sets of vertical boards 231 to support tight backplate 13 for backplate 13 is difficult for breaking away from on the lateral wall of foundation ditch 1. The one end that connecting pipe 21 was kept away from to vertical board 231 all is provided with crossbeam board 232 perpendicularly, and crossbeam board 232 all extends the setting towards the direction of keeping away from connecting pipe 21, and crossbeam board 232's length direction is parallel with connecting pipe 21's length direction. Still be provided with between two sets of crossbeam boards 232 and hold pole 233, hold pole 233 and be located the one end that vertical board 231 was kept away from to crossbeam board 232, and the both ends of holding pole 233 respectively with one side fixed connection that two sets of crossbeam boards 232 are close to each other, to holding pole 233 to the application of force to drainage pipe fitting 2 through holding when being convenient for constructor installation drainage pipe fitting 2 for drainage pipe fitting 2 changes in the screw in foundation ditch 1 lateral wall more.
Referring to fig. 3 and 5, one of them group of crossbeam board 232 in two groups of crossbeam boards 232 still is fixed with support 234, drive assembly includes the cam 261 of rotating connection on support 234, cam 261 rotation axis level sets up, support 234 still installs and is used for driving cam 261 pivoted driving piece 26, in this embodiment, driving piece 26 is the motor, the output shaft and the coaxial fixed connection of cam 261 of motor, annular joint groove has been seted up to cam 261 periphery side, the one end that the backup pad 24 was kept away from to drive rod 25 stretches out outside connecting pipe 21 and cooperates with annular joint groove sliding clamping. The cam 261 is moved by a stroke sufficient to move the support plate 24 to the end of the connection pipe 21 remote from the end of the inlet pipe 22.
Referring to fig. 3 and 5, a sliding rod 27 is further disposed through the outer wall of the top end of the water outlet pipe 211, and an elastic rod 28 is fixedly connected to one end of the sliding rod 27 extending into the water outlet pipe 211, in this embodiment, the elastic rod 28 is a flexible plastic rod, and in other embodiments, the elastic rod 28 may also be a memory alloy rod. An end of the elastic rod 28 remote from the sliding rod 27 is extended toward an end of the water outlet pipe 211 remote from the connection pipe 21. The outer wall of the top end of the water outlet pipe 211 is provided with through holes for the sliding rod 27 to penetrate through, and one end of the sliding rod 27 far away from the elastic rod 28 is slidably clamped in the annular clamping groove. Through above setting, utilize driving piece 26 drive cam 261 to rotate, cam 261 reciprocates through slide bar 27 and elastic rod 28 and stabs in inlet tube 22, and then makes outlet pipe 211 be difficult for blockking up by mud, is favorable to reducing the condition that mud blockked up outlet pipe 211, and the rainwater in the connecting pipe 21 of being convenient for flows out from outlet pipe 211 better. The end of the sliding rod 27 located at one end of the water outlet pipe 211 is further provided with a limiting block for limiting the sliding rod 27 to slide out of the water outlet pipe 211.
The implementation principle of the embodiment of the application is as follows:
when installing drainage pipe fitting 2, through holding two sets of holding poles 233, make drainage pipe fitting 2 pass earlier and make the most advanced butt of inlet tube 22 on foundation ditch 1 lateral wall in a fender board 13, with drainage pipe fitting 2 screw in foundation ditch 1 lateral wall, make outlet pipe 211 set up downwards and make two sets of vertical boards 231 and the outside butt of fender board 13. The corrugated pipe 212 is installed at one end of the water outlet pipe 211 far away from the connecting pipe 21 in a mode of fixing by an anchor ear, and one end of the corrugated pipe 212 far away from the water outlet pipe 211 extends into a drain pipe of the foundation pit 1. In rainy days, rainwater in the side wall of the foundation pit 1 flows into the water inlet pipe 22 through the water inlet of the water inlet pipe 22 and flows out of the water outlet pipe 211 through the connecting pipe 21.
When the rainfall is large, the driving member 26 is started, the driving member 26 drives the cam 261 to rotate, and further drives the driving rod 25 to reciprocate along the axial direction of the connecting pipe 21, and in the process that the driving rod 25 moves towards the direction close to the water inlet pipe 22, two groups of connecting rods 251 drive two groups of sealing plates 242 to swing to a horizontal state, so that the rainwater in the connecting pipe 21 can flow out through the air vent 241; when cam 261 drives actuating lever 25 and moves toward the direction of keeping away from inlet tube 22, actuating lever 25 drives two sets of closing plate 242 through two sets of connecting rods 251 earlier and swings to vertical state, and then make blow vent 241 seal, rethread actuating lever 25 drives backup pad 24 through two sets of closing plate 242 and moves towards the direction of keeping away from inlet tube 22, backup pad 24 removes the in-process, make the atmospheric pressure in inlet tube 22 and the connecting pipe 21 reduce, and then make the intraformational rainwater of foundation ditch 1 lateral wall soil can flow into inlet tube 22 through inlet opening 221 more quickly and flow into connecting pipe 21 again, when backup pad 24 removes the tip of the one end of inlet tube 22 is kept away from to connecting pipe 21, the rainwater in the connecting pipe 21 alright flow out through outlet pipe 211.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (6)
1. The utility model provides a deep basal pit is concentrated sluicing drainage system which characterized in that: the drainage device comprises a supporting and protecting plate (13) arranged on the side wall of a foundation pit (1), wherein the supporting and protecting plate (13) is provided with a plurality of drainage pipe fittings (2), one ends of the drainage pipe fittings (2) penetrate through the supporting and protecting plate (13) and are inserted into the side wall of the foundation pit (1), the drainage pipe fittings (2) are arranged in a hollow mode, a plurality of water inlet holes (221) are formed in the outer side wall of one end, inserted into the side wall of the foundation pit (1), of each drainage pipe fitting (2), one ends, located outside the side wall of the foundation pit (1), of the drainage pipe fittings (2) are also communicated with a water outlet pipe (211), the water outlet pipe (211) is located above a drainage ditch (10), and the drainage pipe fittings (2) are also provided with a negative pressure mechanism;
the drainage pipe fitting (2) comprises a connecting pipe (21), one end of the connecting pipe (21) is in threaded communication with a water inlet pipe (22), a plurality of water inlet holes (221) are formed in the outer wall of the water inlet pipe (22), a filter screen (222) covering the water inlet holes (221) is further arranged on the inner wall of the water inlet pipe (22), one end, far away from the water inlet pipe (22), of the water outlet pipe (211) extends out of one side, far away from the side wall of the foundation pit (1), of the support guard plate (13), and the water outlet pipe (211) is located at one end, far away from the water inlet pipe (22), of the connecting pipe (21);
the negative pressure mechanism comprises a supporting plate (24) coaxially arranged in the connecting pipe (21), a rubber ring (240) is arranged on the outer peripheral surface of the supporting plate (24), and the rubber ring (240) is abutted against the inner wall of the connecting pipe (21); the water inlet pipe sealing device is characterized in that the supporting plate (24) is provided with an air vent (241), one side of the supporting plate (24) facing the water inlet pipe (22) is horizontally hinged with two groups of sealing plates (242), the two groups of sealing plates (242) are symmetrically arranged relative to the axis of the supporting plate (24), and the surfaces of the sealing plates (242) are covered with rubber layers; when the two groups of sealing plates (242) swing to a vertical state, the two groups of sealing plates (242) seal the air vents (241); one side of the support plate (24) departing from the water inlet pipe (22) is further provided with a drive rod (25), one end of the drive rod (25) close to the support plate (24) is provided with two groups of connecting rods (251) corresponding to the two groups of sealing plates (242), the two ends of each connecting rod (251) are hinged to the drive rod (25) and the corresponding sealing plate (242) respectively, the rotating axes of the two ends of each connecting rod (251) are parallel to the rotating axis of the corresponding sealing plate (242), and the connecting pipe (21) is further provided with a drive assembly for driving the drive rod (25) to slide in a reciprocating mode along the axis of the connecting pipe (21).
2. The deep foundation pit concentrated sluicing drainage system according to claim 1, wherein: the outer peripheral walls of the connecting pipe (21) and the water inlet pipe (22) are provided with external threads.
3. The deep foundation pit concentrated drainage system according to claim 2, wherein: a rack (23) is arranged at one end, far away from the water inlet pipe (22), of the connecting pipe (21), and the rack (23) is abutted against one side, far away from the side wall of the foundation pit (1), of the supporting and protecting plate (13); the driving assembly comprises a bracket (234) arranged on the frame (23), the bracket (234) is horizontally and rotatably connected with a cam (261), and the bracket (234) is also provided with a driving piece (26) for driving the cam (261) to rotate; an annular clamping groove is formed in the outer peripheral side of the cam (261), and one end, far away from the supporting plate (24), of the driving rod (25) is clamped in the annular clamping groove in a sliding mode.
4. The deep foundation pit concentrated sluicing drainage system according to claim 3, wherein: slide bar (27) wear to be equipped with on outlet pipe (211) outer wall, the one end that slide bar (27) are located outlet pipe (211) is provided with flexible pole (28), the one end slip joint in the annular joint inslot of cam (261) periphery that flexible pole (28) were kept away from in slide bar (27).
5. The deep foundation pit concentrated drainage system according to claim 4, wherein: frame (23) are including setting up vertical board (231) on connecting pipe (21) perpendicularly, vertical board (231) and supporting board (13) deviate from one side butt of foundation ditch (1) lateral wall, the one end level that connecting pipe (21) were kept away from in vertical board (231) is provided with crossbeam board (232).
6. The deep foundation pit concentrated sluicing drainage system according to claim 5, wherein: the coaxial intercommunication of the one end that connecting pipe (21) was kept away from in outlet pipe (211) has bellows (212), the one end that outlet pipe (211) was kept away from in bellows (212) extends to escape canal (10).
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| CN202111236727.6A CN114232661B (en) | 2021-10-23 | 2021-10-23 | Deep foundation pit concentrated water drainage system |
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| CN202111236727.6A CN114232661B (en) | 2021-10-23 | 2021-10-23 | Deep foundation pit concentrated water drainage system |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108978692A (en) * | 2018-09-12 | 2018-12-11 | 浙江三凯工程管理有限公司 | Water drainage of deep foundation pit system |
| CN211498870U (en) * | 2019-12-16 | 2020-09-15 | 重庆拓达建设（集团）有限公司 | Deep foundation pit supporting structure |
| CN112266028A (en) * | 2020-08-28 | 2021-01-26 | 南京涵铭置智能科技有限公司 | Road side sewage ditch automatic treatment equipment and treatment method |
| CN212801601U (en) * | 2020-07-28 | 2021-03-26 | 广东宏堂基础建设工程有限公司 | Energy-saving soil engineering water drain pipe for foundation pit support |
| WO2021097939A1 (en) * | 2019-11-23 | 2021-05-27 | 桐乡市倍特科技有限公司 | Coastal slope drainage system |
| CN214301811U (en) * | 2021-01-05 | 2021-09-28 | 深圳市天翊建设有限公司 | Foundation ditch collection drainage structures |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN211446984U (en) * | 2019-12-13 | 2020-09-08 | 上海三凯工程咨询有限公司 | Foundation pit drainage device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108978692A (en) * | 2018-09-12 | 2018-12-11 | 浙江三凯工程管理有限公司 | Water drainage of deep foundation pit system |
| WO2021097939A1 (en) * | 2019-11-23 | 2021-05-27 | 桐乡市倍特科技有限公司 | Coastal slope drainage system |
| CN211498870U (en) * | 2019-12-16 | 2020-09-15 | 重庆拓达建设（集团）有限公司 | Deep foundation pit supporting structure |
| CN212801601U (en) * | 2020-07-28 | 2021-03-26 | 广东宏堂基础建设工程有限公司 | Energy-saving soil engineering water drain pipe for foundation pit support |
| CN112266028A (en) * | 2020-08-28 | 2021-01-26 | 南京涵铭置智能科技有限公司 | Road side sewage ditch automatic treatment equipment and treatment method |
| CN214301811U (en) * | 2021-01-05 | 2021-09-28 | 深圳市天翊建设有限公司 | Foundation ditch collection drainage structures |
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